Improved jitpack dependencies page (#5189)

Author: Yannick Weber

docs/jitpack_dependencies.md

@@ -3,22 +3,51 @@
 If you like to live on the bleeding edge, [jitpack.io](https://jitpack.io) can be used to obtain SNAPSHOT versions.
 Use the following dependency description instead:
 
-```xml
-<dependency>
-    <groupId>com.github.testcontainers.testcontainers-java</groupId>
-    <artifactId>--artifact name--</artifactId>
-    <version>-SNAPSHOT</version>
-</dependency>
-```
+=== "Gradle"
+    ```groovy
+    testImplementation "com.github.testcontainers.testcontainers-java:--artifact name--:master-SNAPSHOT"
+    ```
+=== "Maven"
+    ```xml
+    <dependency>
+        <groupId>com.github.testcontainers.testcontainers-java</groupId>
+        <artifactId>--artifact name--</artifactId>
+        <version>master-SNAPSHOT</version>
+    </dependency>
+    ```
 
-A specific git revision (such as `093a3a4628`) can be used as a fixed version instead. The JitPack maven repository must also be declared, e.g.:
+A specific git revision (such as `02782d9`) can be used as a fixed version instead: 
 
-```xml
-<repositories>
-    <repository>
-        <id>jitpack.io</id>
-        <url>https://jitpack.io</url>
-    </repository>
-</repositories>
-```
+=== "Gradle"
+    ```groovy
+    testImplementation "com.github.testcontainers.testcontainers-java:--artifact name--:02782d9"
+    ```
+=== "Maven"
+    ```xml
+    <dependency>
+        <groupId>com.github.testcontainers.testcontainers-java</groupId>
+        <artifactId>--artifact name--</artifactId>
+        <version>02782d9</version>
+    </dependency>
+    ```
 
+
+The JitPack maven repository must also be declared, e.g.:
+
+=== "Gradle"
+    ```groovy
+    repositories {
+        maven {
+            url "https://jitpack.io"
+        }
+    }
+    ```
+=== "Maven"
+    ```xml
+    <repositories>
+        <repository>
+            <id>jitpack.io</id>
+            <url>https://jitpack.io</url>
+        </repository>
+    </repositories>
+    ```